<template>
  <div :class="className" :id="id" :style="{height:height,width:width}"></div>
</template>

<script>
  import echarts from 'echarts'
  import resize from './mixins/resize'
  import {animeChart} from '@/api/anime'

  let xData = [];

  export default {
    mixins: [resize],
    props: {
      className: {
        type: String,
        default: 'chart'
      },
      id: {
        type: String,
        default: 'chart'
      },
      width: {
        type: String,
        default: '200px'
      },
      height: {
        type: String,
        default: '200px'
      }
    },
    data() {
      return {
        chart: null,
        chartType: 1
      }
    },
    mounted() {
      animeChart(this.chartType).then((response) => {
        xData = response.data.animeCharts
        this.initChart()
      })
    },
    beforeDestroy() {
      if (!this.chart) {
        return
      }
      this.chart.dispose()
      this.chart = null
    },
    methods: {
      initChart() {
        this.chart = echarts.init(document.getElementById(this.id))

        this.chart.setOption({
          backgroundColor: '#2c343c',

          title: {
            text: '番剧数-播出时间',
            left: 'center',
            top: 20,
            textStyle: {
              color: '#ccc'
            }
          },

          tooltip: {
            trigger: 'item',
            formatter: "{a} <br/>{b} : {c} ({d}%)"
          },

          visualMap: {
            show: false,
            min: 20,
            max: 100,
            inRange: {
              colorLightness: [0.2, 1]
            }
          },
          series: [
            {
              name: '播出日期',
              type: 'pie',
              radius: '55%',
              center: ['50%', '50%'],
              data: xData.sort(function (a, b) {
                return a.value - b.value;
              }),
              roseType: 'radius',
              label: {
                normal: {
                  textStyle: {
                    color: 'rgba(255, 255, 255, 0.3)'
                  }
                }
              },
              labelLine: {
                normal: {
                  lineStyle: {
                    color: 'rgba(255, 255, 255, 0.3)'
                  },
                  smooth: 0.2,
                  length: 10,
                  length2: 20
                }
              },
              itemStyle: {
                normal: {
                  color: '#c23531',
                  shadowBlur: 200,
                  shadowColor: 'rgba(0, 0, 0, 0.5)'
                }
              },

              animationType: 'scale',
              animationEasing: 'elasticOut',
              animationDelay: function (idx) {
                return Math.random() * 200;
              }
            }
          ]
        })
      }
    }
  }
</script>
